Add 72/42 and 24/56
1st number: 1 30/42, 2nd number: 24/56
72/42 + 24/56 is 15/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 56 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 42 × 4 = 168,
72/42 = 72 × 4/42 × 4 = 288/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
24/56 = 24 × 3/56 × 3 = 72/168 - Add the two like fractions:
288/168 + 72/168 = 288 + 72/168 = 360/168 - 360/168 simplified gives 15/7
- So, 72/42 + 24/56 = 15/7
In mixed form: 21/7
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